#include<stdio.h>
int per(int a,int b);
int main()
{
	int width,length,result=0;
	printf("please enter oblong length:\n");
	scanf("%d",&length);
	printf("please enter oblong width:\n");
	scanf("%d",&width);
	result=per(width,length);
	printf("the oblong perimeter is:\n");
	printf("%d\n",result);
	return 0;
}
int per(int a,int b)
{
	return (a+b)*2; 
}
